#include <curl/curl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
FILE* fp;

int write_data(void* ptr, size_t size, size_t nmemb, void* stream) {
int written = fwrite(ptr, size, nmemb, (FILE*)fp);
return written;
}

int main() {
const char* path = "/home/xuxiang/test/t5/curl-test";
const char* mode = "w";
fp = fopen(path, mode);
curl_global_init(CURL_GLOBAL_ALL);
CURLcode res;
CURL* curl = curl_easy_init();
curl_easy_setopt(curl, CURLOPT_URL, "http://www.linux-ren.org");
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
curl_easy_cleanup(curl);

return 0;
}
